Re: [PATCH v2 4/4] Makefile: lld: set -O2 linker flag when linking with LLD

2019-02-15 Thread Masahiro Yamada
On Tue, Feb 12, 2019 at 5:42 AM wrote: > > For arm64: > 0.34% size improvement with lld -O2 over lld for vmlinux. > 3.3% size improvement with lld -O2 over lld for Image.lz4-dtb. > > Link: https://github.com/ClangBuiltLinux/linux/issues/343 > Suggested-by: Rui Ueyama > Suggested-by: Nathan

Re: [PATCH v2 4/4] Makefile: lld: set -O2 linker flag when linking with LLD

2019-02-12 Thread Peter Zijlstra
On Mon, Feb 11, 2019 at 11:30:06AM -0800, ndesaulni...@google.com wrote: > For arm64: > 0.34% size improvement with lld -O2 over lld for vmlinux. > 3.3% size improvement with lld -O2 over lld for Image.lz4-dtb. The Changelog is utterly failing to explain what it does. > Link:

[PATCH v2 4/4] Makefile: lld: set -O2 linker flag when linking with LLD

2019-02-11 Thread ndesaulniers
For arm64: 0.34% size improvement with lld -O2 over lld for vmlinux. 3.3% size improvement with lld -O2 over lld for Image.lz4-dtb. Link: https://github.com/ClangBuiltLinux/linux/issues/343 Suggested-by: Rui Ueyama Suggested-by: Nathan Chancellor Reviewed-by: Nathan Chancellor Tested-by: